EP2949103B1 - Fourniture d'un justificatif d'identité de compte chiffré d'un premier dispositif à un second dispositif - Google Patents

Fourniture d'un justificatif d'identité de compte chiffré d'un premier dispositif à un second dispositif Download PDF

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Publication number
EP2949103B1
EP2949103B1 EP14723515.4A EP14723515A EP2949103B1 EP 2949103 B1 EP2949103 B1 EP 2949103B1 EP 14723515 A EP14723515 A EP 14723515A EP 2949103 B1 EP2949103 B1 EP 2949103B1
Authority
EP
European Patent Office
Prior art keywords
master key
share
account credential
account
credential
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Not-in-force
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EP14723515.4A
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German (de)
English (en)
Other versions
EP2949103A2 (fr
Inventor
Cameron A. Mcdonald
Matthew C. DUGGAN
Craig M. Brown
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Qualcomm Inc
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Qualcomm Inc
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Publication date
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Publication of EP2949103A2 publication Critical patent/EP2949103A2/fr
Application granted granted Critical
Publication of EP2949103B1 publication Critical patent/EP2949103B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/34—User authentication involving the use of external additional devices, e.g. dongles or smart cards
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/41—User authentication where a single sign-on provides access to a plurality of computers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0435—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply symmetric encryption, i.e. same key used for encryption and decryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0815—Network architectures or network communication protocols for network security for authentication of entities providing single-sign-on or federations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/083—Network architectures or network communication protocols for network security for authentication of entities using passwords
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0853—Network architectures or network communication protocols for network security for authentication of entities using an additional device, e.g. smartcard, SIM or a different communication terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/085—Secret sharing or secret splitting, e.g. threshold schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2463/00—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00
    • H04L2463/061—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00 applying further key derivation, e.g. deriving traffic keys from a pair-wise master key
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/40—Security arrangements using identity modules
    • H04W12/43—Security arrangements using identity modules using shared identity modules, e.g. SIM sharing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication

Definitions

  • the present invention relates to an apparatus and method to provide an encrypted account credential from a first device to a second device.
  • Users of computing devices typically have many different accounts for accessing online services and applications. These accounts typically require account credentials, such as, a username and a password. For security reasons, users are recommended to use different usernames and different passwords for different accounts. Therefore, it is quite common for a user to have many unique usernames and passwords.
  • users are accessing these accounts from a wide range of different computing devices (e.g., both mobile devices and non-mobile devices).
  • these different computing devices may include: home computers, work computers, mobile phones, mobile devices, tablets, etc. Therefore, users need to have access to their account credentials at different locations with different devices.
  • aspects of the invention may relate to an apparatus, system, and method to provide an encrypted account credential from a first device to a second device.
  • the second device may receive a first share of a master key and the encrypted account credential from the first device.
  • the second device may reconstruct the master key with the first share of the master key and a second share of the master key stored at the second device.
  • the second device may decrypt the encrypted account credential with the reconstructed master key. Based upon the decrypted account credential, the second device may be enabled to access an account based upon the decrypted account credential.
  • FIG. 1 is a diagram of a system 100 in which embodiments of the invention may be practiced.
  • system 100 illustrates embodiments of the invention related to methods and apparatuses that allow an encrypted account credential 114 to be provided from a first device 102 to a second device 104 such that the second device 104 may be enabled to access an account based upon the decrypted account credential.
  • the second device 104 may receive a first share 116 of a master key and an encrypted account credential 114 from the first device 102.
  • the second device 104 may reconstruct the master key 180 with the first share 116 of the master key received from the first device 102 and a second share 144 of the master key stored at the second device 104.
  • the second device 104 may then decrypt the encrypted account credential 114 with the reconstructed master key 180 to create a decrypted account credential 182.
  • the second device 104 may then enable access to an account for a user based upon the decrypted account credential 182.
  • first device 102 may include a processor 110, a memory 112, a display device 120, a user interface 122, an interface (I/F) 124, and sensors 126.
  • second device 104 may include a processor 140, a memory 142, a display device 150, a user interface 152, an interface ( I /F) 154, and sensors 156.
  • Processors 110 and 140 of first and second devices 102 and 104 may be configured to execute operations to be hereinafter described.
  • Memories 112 and 142 may store operations, applications, programs, routines, etc., to aid implementing these operations and functions.
  • First and second devices 102 and 104 may include common device features such as display devices 120 and 150, user interfaces 122 and 152 (e.g., a keyboard, a keypad, a touch screen input, etc.), communication interfaces 124 and 154, and sensors 126 and 156.
  • user interfaces 122 and 152 e.g., a keyboard, a keypad, a touch screen input, etc.
  • communication interfaces 124 and 154 e.g., a keyboard, a keypad, a touch screen input, etc.
  • sensors 126 and 156 e.g., a sensor 126 and 156.
  • first and second devices 102 and 104 may be mobile devices, non-mobile devices, wired devices, wireless devices, or any type of computing device.
  • first and second devices 102 and 104 may be any type of computing device, such as: personal computers, desktop computers, laptop computers, mobile computers, mobile devices, wireless devices, personal digital assistants, wireless phones, cell phones, smart phones, tablets, near field communication (NFC) cards, or any type of mobile or non-mobile computing device.
  • NFC near field communication
  • first device 102 and second device 104 may include any type of interface (I/F) 124 and 154 for communication with one another via a wired or wireless link to communicate information such as the encrypted account credential 114 and the first share 116 of the master key.
  • the I/Fs utilized may he wired or wireless based adapters/modems (e.g., a cable/wire modem or a wireless modem (a transceiver) that includes a wireless receiver and transmitter) to receive and transmit data through a link.
  • WiFi I/Fs, cellular phone I/Fs, USB I/Fs, or any type of I/F structure may he utilized. It should be appreciated that any rype of I/F structure may be utilized.
  • second device 104 may include I/Fs to communicate with networks 170 (e.g., the Internet) to enable access to an account for a user based on the decrypted account credential 182 for a user such as a bank account from a bank website 172, a store account from an on-line store website 174, a medical account 176 through a medical website, etc.
  • networks 170 e.g., the Internet
  • first device 102 and second device 104 may include sensors 126 and 156. These sensors 126,156 may be utilized to unlock the devices. These sensors 126,156 may include proximity sensors, motion sensors, accelerometer sensors, position sensors, location sensors, pressure sensors, microphones, cameras, sound sensors, light sensors, etc. Various examples will be hereinafter provided.
  • Embodiments of the invention relate to providing an encrypted account credential 114 from a first device 102 to second device 104 such that the second device 104 can utilize the decrypted account credential 182 in order to enable it to access an account (e.g., a bank account from a bank website 172, a store account from an on-line store website 174, a medical account 176 through a medical website, etc.).
  • an account e.g., a bank account from a bank website 172, a store account from an on-line store website 174, a medical account 176 through a medical website, etc.
  • first device 102 may store a number of encrypted account credentials 114 (e.g., encrypted account credential-1 through encrypted account credential-N) in memory 112.
  • an encrypted account credential 114 may be selected by a user of first device 102 for a particular account.
  • Processor 114 of first device 102 may associate a first share 116 of a master key assigned to the encrypted account credential 114 and may command the transmission of the encrypted account credential 114 and the first share 116 via I/F 124 to the second device 104.
  • memory 112 may store multiple encrypted account credentials (1-N) 114 and associated shares 116 for various different accounts.
  • Second device 104 under control of processor 140 may receive the first share 116 of the master key and the encrypted account credential 114 from the first device 102.
  • the second device 104 may reconstruct the master key 180 with the first share 116 of the master key received from the first device 102 and a second share 144 of the master key stored in memory 142 at the second device 104, Based upon the reconstructed master key 180, second device 104 may then decrypt the encrypted account credential 114 with the reconstructed master key 180 such that it has the complete decrypted account credential 182.
  • the decrypted account credential 182 may include the user's username and password.
  • the second device 104 may be enabled to access an account for a user based upon the decrypted account credential 182.
  • a user may be on a website that is requesting a username and a password, based upon the decrypted account credential 182 that includes the username and password, the users may be automatically enabled to access the account (e.g., a bank account from a bank website 172, a store account from an on-line store website 174, a medical account 176 through a medical website, etc.).
  • the decrypted account credential 182 may include the website address as well.
  • FIG. 2 is a flowchart illustrating a process 200 to provide an encrypted account credential from a first device to a second device.
  • a second device 104 receives a first share 116 of a master key and an encrypted account credential 114 from a first device 102.
  • the second device 104 reconstructs the master key 180 with the first share 116 of the master key and a second share 144 of the master key.
  • the second device 104 decrypts the encrypted account credential 114 with the reconstructed master key 180.
  • the second device 104 may then be enabled to access an account for a user based on the decrypted account credential 182, as previously described.
  • an unlocking function may be used at the first device 102 to unlock the first device 102 and to allow it to communicate with the second device 104.
  • a physical action applied to the first device 102 as an unlocking function allows for the transmission of the encrypted account credential 114 and the first share 116 to the second device 104 to enable access to the account for a user through the second device 104.
  • the first device 102 may transmit the encrypted account credential 114 and the first share 116 of the master key to the second device 104.
  • the second device 104 may then: receive the first share 116 of the master key and the encrypted account credential 114; reconstruct the master key 180 with the first share 116 of the master key received from the first device 102 and the second share 144 of the master key stored at the second device 104: decrypt the encrypted account credential 114 with the reconstructed master key 180; and enable access to an account (e.g., bank account 172, on-line store account 174, medical account 176, etc.) for a user based on the decrypted account credential 182.
  • an account e.g., bank account 172, on-line store account 174, medical account 176, etc.
  • the decrypted account credential 182 may include the username 190 and the password 194 that may automatically appear on the website 194 on display device 150 of the second device 104 such that the username and password are automatically entered by the second device 104.
  • the user obtains automatic access to the desired account (e.g., bank account 172, on-line store account 174, medical account 176, etc.) without having to physically enter the username or the password such that the process is very easy for the user as well as very secure.
  • the bank account, on-line store account, medical account are merely examples and that embodiments of the invention relate to obtaining secure access to any type of account.
  • a wide variety of different types of unlocking functions for the first device 102 may be accomplished by a physical action applied to the first device 102 that may sensed by a sensor 126 of the first device 102.
  • the physical action may include shaking 302 the first device 102, rotating 304 the first device 102, or speaking a code name 306 to the first device 104.
  • a motion sensor 126 may be utilized to recognize the shaking 302 unlocking function or the rotating 304 unlocking function.
  • a microphone sensor 126 may be utilized to input the code name 306 spoken by a user as the unblocking function.
  • the code name 306 may be a specific pre-defined code word to unlock the first device 102.
  • unlocking functions may include a user: pressing against the screen of the display of the first device 102 using three fingers; pressing one or more pre-defined buttons (e.g., keyboard buttons or display buttons) on the first device 102; providing a fingerprint or facial picture to enable fingerprint or facial recognition on the first device 102.
  • pre-defined buttons e.g., keyboard buttons or display buttons
  • sensors 126 on the first device may 102 may utilized to recognize these unlocking functions.
  • these types of sensors 126 may include proximity sensors, motion sensors, accelerometer sensors, position sensors, location sensors, pressure sensors, microphones, cameras, sound sensors, light sensors, etc.
  • sensors 156 on the second device 104 may be utilized as well.
  • first device 102 is a wireless device or mobile device (e.g., mobile phone, cell phone, tablet, etc.) and the second device 104 is a wired device or non-mobile device (e.g., a desktop computer at work or at home).
  • first device 102 is a wireless device or mobile device (e.g., mobile phone, cell phone, tablet, etc.) and the second device 104 is a wired device or non-mobile device (e.g., a desktop computer at work or at home).
  • a first device 102 may be brought within a pre-defined physical proximity range of the second device 104.
  • Proximity sensor 126 of first device 102 may detect that the first device 102 is within the pre-defined physical proximity range with the second device 104.
  • a physical shaking action 302 may be applied to first device 102 (e.g., it is shaken by user).
  • the shaking action 302 may be detected by motion sensor 126 of the first device 104.
  • first device 102 may then transmit the encrypted account credential 114 and the first share 116 of the master key to the second device 104.
  • the second device 104 may then: receive the first share 116 of the master key and the encrypted account credential 114; reconstruct the master key 180 with the first share 116 of the master key received from the first device 102 and the second share 144 of the master key stored at the second device 104; decrypt the encrypted account credential 114 with the reconstructed master key 180; and enable access to an account (e.g., bank account 172, on-line store account 174, medical account 176, etc.) for a user based on the decrypted account credential 182.
  • an account e.g., bank account 172, on-line store account 174, medical account 176, etc.
  • the user has his or her username 190 and password 192 automatically transmitted to the second device 104 in a secure manner for authentication.
  • the user does not have to enter their username and password, and may not even know them, and the user can easily utilize the second device 104 to access their account (e.g., bank account 172, on-line store account 174, medical account 176, etc.). This is accomplished in very secure and easy fashion.
  • the first device 102 may be a near field communication (NFC) card that, when brought within range of the second device 104, transmits the encrypted account credential 114 and the first share 116 of the master key to the second device 104.
  • NFC near field communication
  • the user has his or her username and password automatically transmitted to the second device 104 in a secure manner for authentication.
  • Various additional security measures may also be implemented in conjunction with the encrypted account credential 114, such as, the encrypted account credential 114 may further include randomized data.
  • a digital signature may be transmitted with the encrypted account credential 114 to the second device 104 for authenticity and to prevent tampering.
  • the master key may be encrypted with a master password for additional security.
  • a secret sharing scheme of shares of a master key with a physical unlocking function
  • increased security is provided while providing mobility.
  • a user may wish to log onto a website on their home computer [second device 104].
  • the encrypted account credential 114 and the first share 116 of the master key may be stored on a mobile device (e.g., cell phone, tablet, etc.) [first device 102] - instead of being stored on the home computer.
  • Communication between the mobile device 102 and the home computer 104 allows the mobile device 102 to provide the encrypted account credential 114 and the first share 116 of the master key to the home computer 104 and performs an authentication process on the home computer's behalf.
  • the home computer 104 may: receive the first share 116 of the master key and the encrypted account credential 114; reconstruct the master key 180 with the first share 116 of the master key received from the mobile deice 102 and the second share 144 of the master key stored at the second device 104; decrypt the encrypted account credential 114 with the reconstructed master key 180; and enable access to an account (e.g., bank account 172, on-line store account 174, medical account 176, etc.) for a user based on the decrypted account credential 182.
  • an account e.g., bank account 172, on-line store account 174, medical account 176, etc.
  • the decrypted account credential 182 may include the username 190 and the password 194 that may automatically appear on the display device 150 of the home computer 104, as well as being automatically entered by the home computer 104, such that the user obtains automatic access to the desired account on website 194 (e.g., bank account 172, on-line store account 174, medical account 176, etc.) without having to physically enter the username or the password.
  • website 194 e.g., bank account 172, on-line store account 174, medical account 176, etc.
  • This provides a process that is very easy for the user as well as very secure. Further, this adds convenience for users who access multiple computers regularly as they do not have to remember every uaername and password. Additionally, as previously described.
  • a physical interaction with the mobile device 102 may be performed as the "unlocking function" (e.g., shaking 302, rotating 304, code name 306, etc.), before the encrypted account credential 114 is supplied to the home computer 104.
  • the "unlocking function" e.g., shaking 302, rotating 304, code name 306, etc.
  • encrypted account credentials may be distributed to multiple devices such that a user may use multiple devices to easily communicate with other devices in an easy and secure manner to access different accounts.
  • embodiments of the invention may relate to generating and sharing a master key between multiple devices (e.g., first, second, third, etc., devices) using a secret sharing scheme. Each device may contain a "share" of the master key, and a number of the shares can be used simultaneously to recover the entire master key (N of M).
  • a first device 402 includes an encrypted account credential 414 and a first share 416 of the master key.
  • a second device 420 may include a second share 426 of the master key.
  • Communication between the first and second devices 402 and 420 and an account device 430 allows the first and second device 402 and 420 to provide the encrypted account credential 414 and the first share 416 and the second share 426 of the master key to the account device 430.
  • the account device 430 includes the third share 436 of the master key.
  • the account device 430 may: receive the first and second share 416 and 426 of the master key and the encrypted account credential 414; reconstruct the master key 440 with the first share 416 and the second share 426 received from the first and second devices 402 and 420 with the third share 436 of the master key stored at the account device 430; decrypt the encrypted account credential 442 with the reconstructed master key 440; and enable access to an account (e.g., bank account 172, on-line store account 174, medical account 176, etc.) for a user based on the decrypted account credential 442, as previously described.
  • an account e.g., bank account 172, on-line store account 174, medical account 176, etc.
  • the first device may be an NFC-enabled mobile phone 402 storing the encrypted account credential 414 and the first share 416 of the master key.
  • the second device may be a NFC card 420 (e.g., in a person's wallet) corresponding to the NFC-enable mobile phone 402 that stores a second share 426 of the master key.
  • the NFC card 420 and NFC-enabled mobile phone 402 may transmit the encrypted account credential 414 and the first share 416 and the second share 426 of the master key to the account device 430.
  • the account device 430 may: receive the first and second share 416 and 426 of the master key and the encrypted account credential 414; reconstruct the master key 440 with the first share 416 and the second share 426 received from the NFC card 420 and NFC-enabled mobile phone 402 with the third share 436 of the master key stored at the account device 430; decrypt the encrypted account credential 414 with the reconstructed master key 440; and enable access to an account (e.g., bank account 172, on-line store account 174, medical account 176, etc.) for a user based on the decrypted account credential 442.
  • an account e.g., bank account 172, on-line store account 174, medical account 176, etc.
  • unlocking functions can also be used to increase security.
  • a base computer 502 may be used to define a master key 504, an encrypted account credential 506, and the divided shares of the master key 508.
  • the base computer 502 may then transmit the encrypted account credential 522 and the first share 524 of the master key to a first device 520.
  • the base computer 502 may also transmit the second share 534 of the master key to a second device 530.
  • the second device 530 may be the device that will be accessing the account (termed the account device).
  • the account device 530 may initially provide the base computer 502 with the account credentials (e.g., username, password, website address, etc.).
  • the base computer 502 may then generate the master key 504, the encrypted account credential 506, and the divided shares of the master key 508 and may transmit the encrypted account credential 522 and the first share 524 to the first device 520 and the second share 534 to the account device 530.
  • a user by utilizing a first device (e.g., a cell phone) 520 having the encrypted account credential 520 and the first share 524 can have his/her username and password automatically transmitted to the account device 530 (e.g., a home computer) in a secure manner for authentication such that the user does not have to enter their username and password, and may not even remember them, and can easily access the designated account on a website (e.g., bank account 172, on-line store account 174, medical account 176, etc.).
  • a website e.g., bank account 172, on-line store account 174, medical account 176, etc.
  • circuitry of the devices may operate under the control of a program, routine, or the execution of instructions to execute methods or processes in accordance with embodiments of the invention.
  • a program may be implemented in firmware or software (e.g. stored in memory and/or other locations) and may be implemented by processors and/or other circuitry of the devices and the server.
  • processors microprocessor, circuitry, controller, etc.
  • processors refer to any type of logic or circuitry capable of executing logic, commands, instructions, software, firmware, functionality, etc
  • the devices are mobile or wireless devices that they may communicate via one or more wireless communication links through a wireless network that are based on or otherwise support any suitable wireless communication technology.
  • the wireless device and the other devices may associate with a network including a wireless network.
  • the network may comprise a body area network or a personal area network (e.g., an ultra-wideband network).
  • the network may comprise a local area network or a wide area network.
  • a wireless device may support or otherwise use one or more of a variety of wireless communication technologies, protocols, or standards such as. for example, CDMA, TDMA, OFDM, OFDMA, WiMAX, and Wi-Fi.
  • a wireless device may support or otherwise use one or more of a variety of corresponding modulation or multiplexing schemes.
  • a wireless device may thus include appropriate components (e.g., air interfaces) to establish and communicate via one or more wireless communication links using the above or other wireless communication technologies.
  • a device may comprise a wireless transceiver with associated transmitter and receiver components (e.g., a transmitter and a receiver) that may include various components (e.g., signal generators and signal processors) that facilitate communication over a wireless medium.
  • a mobile wireless device may therefore wirelessly communicate with other mobile devices, cell phones, other wired and wireless computers, Internet web-sites, etc.
  • CDMA Code Division Multiple Access
  • TDMA Time division multiple access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency-Division Multiple Access
  • SC-FDMA Single Carrier FDMA
  • a CDMA system can implement a radio technology such as Universal Terrestrial Radio Access (UTRA), CDMA2000, etc.
  • UTRA includes Wideband-CDMA (W-CDMA) and other variants of CDMA.
  • CDMA2000 covers Interim Standard (IS)-2000, IS-95 and IS-856 standards.
  • a TDMA system can implement a radio technology such as Global System for Mobile Communications (GSM).
  • GSM Global System for Mobile Communications
  • An OFDMA system can implement a radio technology such as Evolved Universal Terrestrial Radio Access; (Evolved UTRA or E-UTRA), Ultra Mobile Broadband (UMB), Institute of Electrical and Electronics Engineers (IEEE) 802.11 (Wi-Fi), IEEE 802.16 (WiMAX), IEEE 802.20, Flash-OFDM.RTM., etc.
  • Evolved UTRA or E-UTRA Ultra Mobile Broadband
  • IEEE Institute of Electrical and Electronics Engineers
  • Wi-Fi Wi-Fi
  • IEEE 802.16 WiMAX
  • IEEE 802.20 Flash-OFDM.RTM.
  • Flash-OFDM.RTM Flash-OFDM.RTM.
  • Universal Terrestrial Radio Access UTRA
  • E-UTRA Universal Terrestrial Radio Access
  • UMTS Universal Mobile Telecommunication System
  • 3GPP Long Term Evolution (LTE) is an upcoming release of UMTS that uses E-UTRA, which employs OFDMA on the downlink and SC-FDMA on the uplink.
  • UTRA, E-UTRA, UMTS, LTE and GSM are described in documents from an organization named "3rd Generation Partnership Project” (3GPP).
  • CDMA2000 and UMB are described in documents from an organization named “3rd Generation Partnership Project 2" (3GPP2).
  • teachings herein may be incorporated into (e.g., implemented within or performed by) a variety of apparatuses (e.g., devices).
  • a phone e.g., a cellular phone
  • PDA personal data assistant
  • a tablet e.g., a mobile computer, a laptop computer, a tablet
  • an entertainment device e.g., a music or video device
  • a headset e.g., headphones, an earpiece, etc.
  • a medical device e.g., a biometric sensor, a heart rate monitor, a pedometer, an EKG device, etc.
  • a user I/O device e.g., a computer, a wired computer, a fixed computer, a desktop computer, a server, a point-of-sale device, an entertainment device, a set-top box, or any other suitable device.
  • These devices may have different power and data requirements
  • a wireless device may comprise an access device (e.g., a Wi-Fi access point) for a communication system.
  • an access device may provide, for example, connectivity to another network (e.g., a wide area network such as the Internet or a cellular network) via a wired or wireless communication link.
  • the access device may enable another device (e.g., a Wi-Fi station) to access the other network or some other functionality.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA field programmable gate array
  • a general purpose processor may be a microprocessor, but in the alternative, the processor may be any conventional processor, controller, microcontroller, or state machine.
  • a processor may also be implemented as a combination of computing devices, e.g., a combination of a DSP and a microprocessor, a plurality of microprocessors, one or more microprocessors in conjunction with a DSP core, or any other such configuration.
  • a software module may reside in RAM memory, flash memory, ROM memory, EPROM memory, EEPROM memory, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art.
  • An exemplary storage medium is coupled to the processor such the processor can read information from, and write information to, the storage medium.
  • the storage medium may be integral to the processor.
  • the processor and the storage medium may reside in an ASIC.
  • the ASIC may reside in a user terminal.
  • the processor and the storage medium may reside as discrete components in a user terminal.
  • the functions described may be implemented in hardware, software, firmware, or any combination thereof. If implemented in software as a computer program product, the functions may be stored on or transmitted over as one or more instructions or code on a computer-readable medium.
  • Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another.
  • a storage media may be any available media that can be accessed by a computer.
  • such computer-readable media can comprise RAM, ROM, EEPROM, CD-ROM or other optical disk storage, magnetic disk storage or other magnetic storage devices, or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a computer.
  • any connection is properly termed a computer-readable medium.
  • the software is transmitted from a web site, server, or other remote source using a coaxial cable, fiber optic cable, twisted pair, digital subscriber line (DSL), or wireless technologies such as infrared, radio, and microwave
  • the coaxial cable, fiber optic cable, twisted pair, DSL, or wireless technologies such as infrared, radio, and microwave are included in the definition of medium.
  • Disk and disc includes compact disc (CD), laser disc, optical disc, digital versatile disc (DVD), floppy disk and blu-ray disc where disks usually reproduce data magnetically, while discs reproduce data optically with lasers. Combinations of the above should also be included within the scope of computer-readable media.

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Function (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Claims (15)

  1. Procédé (200) comprenant :
    recevoir (210) à un deuxième dispositif (104) une première part d'une clé principale de chiffrement d'un premier dispositif (102) ;
    recevoir au deuxième dispositif un justificatif d'identité de compte chiffré du premier dispositif ;
    reconstituer (220) la clé principale de chiffrement avec la première part de la clé principale de chiffrement et une deuxième part de la clé principale de chiffrement au deuxième dispositif ;
    déchiffrer (230) le justificatif d'identité de compte chiffré avec la clé principale de chiffrement reconstituée ; et
    valider (240) l'accès à un compte sur la base du justificatif d'identité de compte déchiffré au deuxième dispositif
  2. Procédé selon la revendication 1, comprenant en outre débloquer le premier dispositif et de préférence dans lequel, débloquer le premier dispositif comprend localiser le premier dispositif dans une portée de proximité physique prédéfinie du deuxième dispositif et dans lequel de préférence, débloquer le premier dispositif comprend une action physique appliquée au premier dispositif et en particulier dans lequel, l'action physique appliquée au premier dispositif en combinaison avec le justificatif d'identité de compte chiffré valide l'accès au compte.
  3. Procédé selon la revendication 1, dans lequel, le justificatif d'identité de compte chiffré comprend un nom d'utilisateur et un mot de passe et de préférence dans lequel, le justificatif d'identité de compte chiffré comprend un site Web qui comprend le compte.
  4. Procédé selon la revendication 1, dans lequel, le premier dispositif est un dispositif mobile et de préférence dans lequel, le deuxième dispositif est un dispositif non mobile.
  5. Procédé selon la revendication 1, dans lequel, le premier dispositif est une carte de communication en champ proche, NFC, et de préférence dans lequel, le justificatif d'identité de compte chiffré comprend en outre des données randomisées et comprend de préférence en outre recevoir une signature numérique avec le justificatif d'identité de compte chiffré et en particulier dans lequel, les parts sont distribuées à des dispositifs multiples.
  6. Appareil comprenant :
    un moyen pour recevoir une première part d'une clé principale de chiffrement d'un premier dispositif (102) ;
    un moyen pour recevoir un justificatif d'identité de compte chiffré du premier dispositif;
    un moyen pour reconstituer la clé principale de chiffrement avec la première part de la clé principale de chiffrement et une deuxième part de la clé principale de chiffrement;
    un moyen pour déchiffrer le justificatif d'identité de compte chiffré avec la clé principale de chiffrement reconstituée ; et
    un moyen pour valider l'accès à un compte sur la base du justificatif d'identité de compte déchiffré.
  7. Appareil selon la revendication 6, dans lequel, le justificatif d'identité de compte chiffré comprend un nom d'utilisateur et un nom de passe et de préférence dans lequel, le justificatif d'identité de compte chiffré comprend un site Web qui comprend le compte et de préférence en outre dans lequel, le premier dispositif est un dispositif mobile et plus préférentiellement dans lequel, le premier dispositif est une carte de communication en champ proche, NFC, et en particulier dans lequel, le justificatif d'identité de compte chiffré comprend des données randomisées.
  8. Appareil comprenant :
    un moyen pour communiquer avec un dispositif ;
    un moyen pour transmettre une première part d'une clé principale de chiffrement au dispositif : et
    un moyen pour transmettre un justificatif d'identité de compte chiffré au dispositif, où le dispositif reconstitue la clé principale de chiffrement avec la première part de la clé principale de chiffrement et une deuxième part de la clé principale de chiffrement stockée au dispositif pour déchiffrer le justificatif d'identité de compte chiffré afin de valider l'accès à un compte sur la base du justificatif d'identité de compte déchiffré.
  9. Appareil selon la revendication 8, dans lequel, le justificatif d'identité de compte chiffré comprend un nom d'utilisateur et un mot de passe et de préférence dans lequel, le justificatif d'identité de compte chiffré comprend un site Web qui comprend le compte.
  10. Appareil selon la revendication 8, comprenant en outre un moyen pour débloquer l'appareil afin de permettre la transmission du justificatif d'identité de compte chiffré et la première part et de préférence dans lequel, le moyen pour débloquer l'appareil comprend un moyen détecteur de portée de proximité de telle sorte que lorsque l'appareil est situé dans une portée de proximité physique prédéfinie du dispositif, l'appareil est débloqué et de préférence en outre dans lequel, le moyen pour débloquer l'appareil comprend un moyen détecteur physique de telle sorte que lorsqu'une action physique est appliquée à l'appareil, laquelle est détectée par le moyen détecteur physique, l'appareil est débloqué et plus préférentiellement dans lequel, l'appareil est un dispositif mobile et en particulier dans lequel, l'appareil est une carte de communication en champ proche, NFC.
  11. Procédé mis en oeuvre à un premier dispositif, comprenant :
    transmettre une première part d'une clé principale de chiffrement à un deuxième dispositif ; et
    transmettre un justificatif d'identité de compte chiffré au deuxième dispositif, dans lequel le deuxième dispositif reconstitue la clé principale de chiffrement avec la première part de la clé principale de chiffrement et une deuxième part de la clé principale de chiffrement stockée au deuxième dispositif pour déchiffrer le justificatif d'identité de compte chiffré afin de valider l'accès à un compte sur la base du justificatif d'identité de compte déchiffré.
  12. Procédé selon la revendication 11, dans lequel, le justificatif d'identité de compte chiffré comprend un nom d'utilisateur et un mot de passe et de préférence dans lequel, le justificatif d'identité de compte chiffré comprend un site Web qui comprend le compte.
  13. Procédé selon la revendication 11, comprenant en outre le fait de débloquer le premier dispositif pour permettre la transmission du justificatif d'identité de compte chiffré et la première part et de préférence dans lequel, débloquer le premier dispositif comprend déterminer quand le premier dispositif est situé dans une portée de proximité physique prédéfinie du deuxième dispositif et plus préférentiellement dans lequel, débloquer le premier dispositif comprend détecter quand une action physique est appliquée au premier dispositif.
  14. Procédé selon la revendication 11, dans lequel, le premier dispositif est un dispositif mobile et de préférence dans lequel, le premier dispositif est une carte de communication en champ proche, NFC.
  15. Produit de programme informatique exécuté à un premier dispositif, comprenant :
    un support lisible par ordinateur comprenant du code pour exécuter le procédé selon l'une quelconque des revendications 1 à 5 ou 11 à 14.
EP14723515.4A 2013-01-23 2014-01-17 Fourniture d'un justificatif d'identité de compte chiffré d'un premier dispositif à un second dispositif Not-in-force EP2949103B1 (fr)

Applications Claiming Priority (2)

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US13/748,376 US9942750B2 (en) 2013-01-23 2013-01-23 Providing an encrypted account credential from a first device to a second device
PCT/US2014/012126 WO2014116528A2 (fr) 2013-01-23 2014-01-17 Fourniture d'un justificatif d'identité de compte chiffré d'un premier dispositif à un second dispositif

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EP2949103B1 true EP2949103B1 (fr) 2016-08-17

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US (1) US9942750B2 (fr)
EP (1) EP2949103B1 (fr)
JP (1) JP2016504693A (fr)
KR (1) KR20150110643A (fr)
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WO (1) WO2014116528A2 (fr)

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KR20150110643A (ko) 2015-10-02
US9942750B2 (en) 2018-04-10
WO2014116528A2 (fr) 2014-07-31
CN104919778A (zh) 2015-09-16
JP2016504693A (ja) 2016-02-12
WO2014116528A3 (fr) 2014-09-18
CN104919778B (zh) 2018-05-29
US20140208112A1 (en) 2014-07-24

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